ward head; ward mayor; chief administrator of a ward
An official title for the head or mayor-like administrator of a 区, such as a city ward or special ward; the exact role depends on the local government system.
The new ward mayor will take office next month.
The ward head explained the budget proposal.
The new ward head will take office next month.
He served as ward head for ten years.
She decided to run for ward head.
The ward head election will be held next month.